Audio Project Amplifier Speaker Loudspeaker Kit
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Pass Labs - Showing threads 4801 to 5000 of 5297 available
interesting amp concept (soon to be reality)04-19-2002 03:47 AM - 5 replies
Aleph choice04-18-2002 08:39 PM - 25 replies
Gerber files for my Aleph pcb layout04-18-2002 05:56 PM - 2 replies
Transistor equivalents04-18-2002 08:32 AM - 3 replies
Spec on transformer for Aleph 5?04-17-2002 09:29 PM - 8 replies
Aleph 4 into a Aleph 2!04-17-2002 08:45 PM - 21 replies
CCS Using IRFP140N04-17-2002 02:08 PM - 0 replies
Mosfets for ZEN derivates04-15-2002 10:10 PM - 4 replies
Linkwitz Transform in discrete balanced circuit?04-15-2002 08:30 PM - 0 replies
My Aleph sounds better!04-15-2002 04:45 AM - 32 replies
IRFP240 problem04-14-2002 03:52 PM - 25 replies
The Claw??!!04-14-2002 02:26 PM - 5 replies
Pcb For Aleph 504-13-2002 06:40 PM - 65 replies
big Heatsink VS Cooling Fan04-13-2002 04:33 PM - 6 replies
output Mosfet for Aleph204-13-2002 12:11 PM - 14 replies
Capacitor for Aleph 204-12-2002 02:22 PM - 3 replies
Real "cool" R-Theta heatsink simulation04-11-2002 01:01 AM - 26 replies
Timeframe for Aleph boards from Pass Labs?04-09-2002 11:00 PM - 6 replies
Aleph's front end separate power supply04-09-2002 04:27 PM - 24 replies
Anyone have Aleph board gerber files?04-07-2002 10:06 PM - 0 replies
BalZenPre output impedance question04-07-2002 09:46 PM - 4 replies
Which is Better?04-06-2002 10:49 AM - 18 replies
Best music for Amp evaluation04-04-2002 11:36 PM - 14 replies
What output capacitor value for BOSOZ04-04-2002 10:11 AM - 7 replies
Heat Test04-03-2002 10:34 PM - 2 replies
small / downgrades Aleph for active speakers04-03-2002 08:47 PM - 21 replies
Pearl -- does it have enough gain?04-03-2002 04:13 PM - 10 replies
Pearl phono preamp questions04-02-2002 11:50 PM - 19 replies
Simple Aleph 2 transformer question04-02-2002 06:29 PM - 14 replies
about aleph-zen transformer04-02-2002 01:43 AM - 2 replies
Aleph Current Source04-01-2002 06:07 PM - 2 replies
hum in aleph 3004-01-2002 02:43 PM - 17 replies
Aleph 4 PCB Bulk Purchase04-01-2002 03:56 AM - 273 replies
One heatsink for each mos ?03-31-2002 10:56 AM - 3 replies
folded cascode puzzling03-30-2002 07:32 AM - 6 replies
Modifying preamp power supply03-30-2002 12:50 AM - 5 replies
Zen Variations Part 2 Posted03-29-2002 08:14 PM - 43 replies
Question on device matching03-29-2002 05:11 AM - 9 replies
Biased interconnects and BOSOZ03-28-2002 03:08 PM - 6 replies
A75 vs SOZ03-27-2002 05:22 PM - 1 reply
Tube/MOSFET hybrid results/comments/suggestions?03-27-2002 05:05 AM - 59 replies
MOSFET outputs for an A-40?03-27-2002 04:01 AM - 21 replies
Aleph 2 Power resistors = V2/R03-26-2002 11:36 AM - 25 replies
The perfect heatsink03-26-2002 04:33 AM - 77 replies
Aleph 3 with 4 output devices03-25-2002 04:49 PM - 2 replies
Bosoz03-25-2002 08:07 AM - 9 replies
Pass heatsinks03-24-2002 05:59 PM - 25 replies
Balanced Phono Stages03-23-2002 04:54 PM - 2 replies
Constant current03-23-2002 03:48 PM - 6 replies
Aleph Ono03-23-2002 12:37 PM - 0 replies
Matching Aleph input devices as a part of the complete amplifier?03-23-2002 07:00 AM - 5 replies
DAC Project D1 Circuit available?03-22-2002 03:35 PM - 58 replies
Pass Labs XA200 amplifier03-22-2002 12:53 AM - 15 replies
SOZ virgin needs help!03-21-2002 10:01 PM - 38 replies
power resistor cables in SOZ03-21-2002 07:52 AM - 2 replies
My first Watt ?03-21-2002 12:59 AM - 7 replies
Aleph P 1.7 output muting relay...03-20-2002 05:20 PM - 5 replies
Aleph Temperature Sweet Spot03-19-2002 11:53 AM - 12 replies
DIY - Adjustable Power Supply Design03-19-2002 04:28 AM - 7 replies
Phono stage project03-18-2002 05:06 PM - 3 replies
An idea that disposes with the need for matching mosfets03-17-2002 06:03 AM - 3 replies
newbie question about the zen03-16-2002 08:57 PM - 2 replies
Switching Power Supplys and Aleph Amplifiers03-16-2002 03:23 PM - 2 replies
Latout for ALeph Pre 1,7 ?!?03-15-2002 06:38 PM - 2 replies
New Aleph 2 amplifier in the PassDIY gallery03-15-2002 04:46 PM - 9 replies
More Output devices...A7503-15-2002 05:41 AM - 14 replies
SOZ dc offset voes persist03-15-2002 05:36 AM - 1 reply
some question about soz03-15-2002 04:46 AM - 10 replies
Officially Class A03-15-2002 12:33 AM - 29 replies
SOZ, BoSoz Parts03-13-2002 07:41 PM - 6 replies
Separate Cases for BoSoz?03-13-2002 07:30 PM - 6 replies
SOZ 4 ohm load03-13-2002 09:27 AM - 7 replies
Transformer at input of SOZ to convert unbalanced->balanced?03-13-2002 04:37 AM - 29 replies
Bonded Fin Heatsinks03-12-2002 09:23 AM - 1 reply
heatsinks for aleph 2.03-12-2002 03:37 AM - 12 replies
Power switch X03-12-2002 02:48 AM - 4 replies
Irf9620,923003-11-2002 01:04 PM - 5 replies
Standby03-11-2002 09:07 AM - 13 replies
Zen for guitar power amp03-11-2002 03:55 AM - 11 replies
Sound of Pass03-10-2002 10:03 PM - 11 replies
Pass Labs XVR1 crossover03-09-2002 05:10 AM - 36 replies
Power Supply for Aleph 403-08-2002 10:29 PM - 27 replies
different mosfets fpr BOSOZ03-07-2002 11:04 PM - 1 reply
Question on capacitor arrangement for aleph 2 amp03-07-2002 09:43 PM - 11 replies
BOZ transistor choice03-07-2002 05:28 PM - 4 replies
Boz Preamp Power Supply03-05-2002 08:11 PM - 0 replies
zen lightenment!03-05-2002 04:22 PM - 98 replies
What amp to build ?03-04-2002 06:30 PM - 10 replies
how low is 'low DC' on SOZ outputs?03-03-2002 07:31 PM - 8 replies
Aleph 2 and resistor wattage03-03-2002 11:17 AM - 1 reply
Any European Source fos VISHAY/DALE Resistors?03-02-2002 07:05 PM - 5 replies
600.000uF SOZ03-02-2002 04:10 AM - 47 replies
BOSOZ Selector/volume control wiring?03-01-2002 02:25 AM - 4 replies
Switchable bias for the A75?02-28-2002 05:35 PM - 5 replies
Multi-channel Class A from ApexJr X-Formers?02-28-2002 03:58 PM - 5 replies
SOZ Temperature02-27-2002 10:32 PM - 17 replies
Balanced Line Stage vs. ad811 based preamp02-27-2002 02:06 AM - 6 replies
Input impedance on Alpeh02-26-2002 03:42 PM - 2 replies
Transformer rating for Aleph 402-26-2002 06:35 AM - 24 replies
Aleph 60 bias problem02-24-2002 08:07 AM - 9 replies
ZEN-like headphones amp02-23-2002 07:13 AM - 184 replies
passdiy.com02-22-2002 06:02 PM - 9 replies
PSU Capasitors for Aleph 202-22-2002 09:09 AM - 6 replies
differences between computer grade capacitors and small can capacitors02-22-2002 01:29 AM - 0 replies
2 watt zen amp for headphones02-21-2002 12:27 AM - 5 replies
pearl phono02-20-2002 02:07 PM - 5 replies
Thagard A100 Repair02-20-2002 11:47 AM - 1 reply
availability of IFP240 in to3 package?02-20-2002 03:26 AM - 6 replies
Pearl transistor choice for Cascode02-20-2002 01:05 AM - 14 replies
A spot here for posting PCB files???02-19-2002 03:07 AM - 0 replies
Would these work as substitutes for IRFP240 in SOZ02-17-2002 04:33 PM - 11 replies
BOZ Bias Current02-17-2002 01:51 PM - 2 replies
Two thoroid in one box02-16-2002 09:36 AM - 4 replies
Fairchild IRFP02-16-2002 09:12 AM - 0 replies
Pearl Phono- What cartridge02-16-2002 03:15 AM - 16 replies
bulbs for the Zen lite02-15-2002 07:49 PM - 2 replies
Mic Preamp from X preamp circuit?02-15-2002 06:30 PM - 2 replies
2 Newbie Questions: matching MOSFETs, and humming power supplies02-15-2002 05:33 AM - 36 replies
Pi Filter for A7502-14-2002 12:48 AM - 5 replies
A-75 buzz02-13-2002 10:32 PM - 3 replies
IRFP transistors02-13-2002 10:30 AM - 5 replies
Help needed with BZLS02-12-2002 05:30 PM - 2 replies
bride of son of zen at +-30v02-12-2002 10:50 AM - 1 reply
pearl Phono stage battery option02-12-2002 02:08 AM - 1 reply
Aleph 3 bias question02-10-2002 03:15 PM - 1 reply
Zen-lite for midrange-speaker with IRFP 25002-10-2002 11:00 AM - 1 reply
Aleph 2 Supply Filtering02-09-2002 10:34 PM - 4 replies
A look at the XA.02-09-2002 10:15 PM - 6 replies
current sourced cascoded BLS schematic02-08-2002 04:53 PM - 48 replies
MOSFET matching--Question on Vgs!02-08-2002 06:28 AM - 1 reply
Pearl Phono questions02-07-2002 09:18 PM - 1 reply
Make Amps Sound Better02-07-2002 01:30 AM - 17 replies
paralleling mosfets in BLS02-06-2002 05:49 PM - 14 replies
Quick Xono Question02-05-2002 10:33 PM - 15 replies
Matching the mosfets for the ZEN02-05-2002 08:32 PM - 5 replies
PCBs for Aleph30 & Aleph L !02-05-2002 02:22 PM - 35 replies
ZEN Downsized!02-05-2002 11:30 AM - 6 replies
Mr Pass, how do you find SACD?02-05-2002 09:29 AM - 5 replies
Using MPSA56/06 in A4002-05-2002 02:28 AM - 2 replies
Aleph302-05-2002 12:08 AM - 13 replies
Active current sinks? help!!!02-04-2002 03:09 PM - 4 replies
Aleph Power Class02-01-2002 08:59 PM - 6 replies
Aleph4 capacitor selection02-01-2002 04:57 AM - 3 replies
Help with Current Sink01-31-2002 04:37 PM - 1 reply
Current sources (not sinks)01-31-2002 05:16 AM - 1 reply
channel distortion01-31-2002 01:49 AM - 15 replies
5 Watt Resistors on Aleph 4 and Holco Resistors01-30-2002 04:19 PM - 12 replies
Aleph 30 Schematic Help - Nodes01-30-2002 12:16 PM - 5 replies
Aleph gain01-30-2002 07:05 AM - 1 reply
Help01-30-2002 02:54 AM - 3 replies
little noise with BOSOZ01-29-2002 05:03 PM - 4 replies
Large Heatsink Source Alert01-27-2002 09:04 PM - 2 replies
Bride of Son of Zen vs. A;eph P01-25-2002 07:45 PM - 0 replies
BAT VK30 Bride of son of zen rippoff?01-25-2002 06:07 PM - 7 replies
Is this any good, new DIY design?01-24-2002 05:43 PM - 9 replies
a75 front end supply01-23-2002 06:58 PM - 2 replies
Aleph P Capacitors01-23-2002 06:11 PM - 1 reply
PCB for Bride of zen01-23-2002 12:32 PM - 16 replies
Pass amp for newbie?01-23-2002 12:02 AM - 5 replies
Aleph 2 LC powersupply ...question..01-22-2002 11:52 PM - 16 replies
Thermistor for Aleph01-22-2002 11:16 PM - 2 replies
Aleph OPS as a differential amplifier. Possible?01-22-2002 10:13 PM - 11 replies
Aleph 4 Transformer01-22-2002 01:24 PM - 25 replies
Aleph 3/3001-21-2002 09:11 AM - 9 replies
BOSOZ Volume Control01-21-2002 04:47 AM - 5 replies
input sensitivity [SoZ]01-21-2002 02:24 AM - 2 replies
Aleph 301-21-2002 01:36 AM - 10 replies
What is the Aleph4's true power capability?01-20-2002 11:28 PM - 10 replies
A75 without preamp?01-20-2002 08:32 PM - 3 replies
problem with zen line stage01-20-2002 06:28 PM - 6 replies
The Mini-A01-20-2002 04:46 AM - 254 replies
Caps in Aleph 6001-19-2002 03:46 PM - 24 replies
Distributor for filter capacitor?01-19-2002 05:33 AM - 2 replies
signal bottleneck01-19-2002 04:01 AM - 27 replies
2sk170 and 389 spice models01-18-2002 10:15 AM - 5 replies
aleph power supply wiring01-18-2002 05:14 AM - 5 replies
aleph woes01-18-2002 12:22 AM - 7 replies
power disipation01-17-2002 09:54 PM - 5 replies
tape loop buffer for Zen Preamp01-17-2002 06:09 PM - 8 replies
Irfp24401-17-2002 11:42 AM - 1 reply
no sound from my aleph!!01-17-2002 01:38 AM - 32 replies
PCBs for aleph30 and aleph L01-16-2002 08:53 PM - 0 replies
a75 bias question01-16-2002 05:31 PM - 3 replies
Aleph gain01-15-2002 09:39 PM - 2 replies
Toroidal secondary voltage for Aleph01-15-2002 04:06 AM - 6 replies
SOZ Choke input filter?01-13-2002 11:27 PM - 48 replies
heatsink and other01-13-2002 08:38 PM - 5 replies
Aleph Preamps...(volumecontroll Q)01-13-2002 07:43 PM - 3 replies
BOSOZ parts ?'s01-13-2002 05:10 PM - 7 replies
Pearl with standard cap values?01-13-2002 12:22 AM - 5 replies
Matching IRF610's01-12-2002 09:48 PM - 18 replies
substitue for ztx 450?01-12-2002 02:18 PM - 2 replies
irf 240 or irfp 240 for the aleph01-12-2002 12:09 PM - 2 replies
hook up wiring01-12-2002 01:58 AM - 2 replies
Pearl Phono PCB´s01-11-2002 06:24 PM - 9 replies
Mosfet mix on Aleph01-11-2002 10:56 AM - 6 replies
Zen Power Amplifier01-11-2002 10:23 AM - 2 replies
Pass plasma speaker history?01-11-2002 12:37 AM - 30 replies
Aleph 1.701-10-2002 06:27 PM - 0 replies
aleph pcb01-10-2002 01:56 PM - 2 replies

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